Add Stubbed implementation of WebCDM* interfaces for unprefixed EME APIs.

content/renderer/media/renderer_webcdm_impl.h

Index: content/renderer/media/renderer_webcdm_impl.h
diff --git a/content/renderer/media/renderer_webcdm_impl.h b/content/renderer/media/renderer_webcdm_impl.h
new file mode 100644
index 0000000000000000000000000000000000000000..68b8a8e34e4af3458783a2226783bc78d77d5f00
--- /dev/null
+++ b/content/renderer/media/renderer_webcdm_impl.h
@@ -0,0 +1,32 @@
+// Copyright (c) 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CONTENT_RENDERER_MEDIA_RENDERER_WEBCDM_IMPL_H_
+#define CONTENT_RENDERER_MEDIA_RENDERER_WEBCDM_IMPL_H_
+
+#include "base/string16.h"
+#include "third_party/WebKit/public/platform/WebCDM.h"
+
+namespace content {
+
+class MIDIMessageFilter;

[scherkus (not reviewing), 2013/06/07 18:07:47]

lol

[ddorwin, 2013/06/10 22:53:01]

Done.

+
+class RendererWebCDMImpl : public WebKit::WebCDM {
+ public:
+  static RendererWebCDMImpl* create(const string16& keySystem);

[scherkus (not reviewing), 2013/06/07 18:07:47]

unix_hacker var names

[ddorwin, 2013/06/10 22:53:01]

Done. copypasta.

+
+  virtual ~RendererWebCDMImpl();
+
+  // WebKit::WebCDM

[scherkus (not reviewing), 2013/06/07 18:07:47]

nit: "WebKit::WebCDM implementation."

[ddorwin, 2013/06/10 22:53:01]

Done.

+  virtual WebKit::WebCDMSession* createSession(WebKit::WebCDMSession::Client*);
+
+ private:
+ RendererWebCDMImpl(const string16& keySystem);

[scherkus (not reviewing), 2013/06/07 18:07:47]

indent

[ddorwin, 2013/06/10 22:53:01]

Done.

+
+  DISALLOW_COPY_AND_ASSIGN(RendererWebCDMImpl);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_RENDERER_MEDIA_RENDERER_WEBCDM_IMPL_H_